1223122023122 has 8 divisors (see below), whose sum is σ = 1836620400816. Its totient is φ = 610915222852.

The previous prime is 1223122023107. The next prime is 1223122023143. The reversal of 1223122023122 is 2213202213221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322891988 + ... + 322895775.

It is an arithmetic number, because the mean of its divisors is an integer number (229577550102).

Almost surely, 2^{1223122023122} is an apocalyptic number.

1223122023122 is a deficient number, since it is larger than the sum of its proper divisors (613498377694).

1223122023122 is an equidigital number, since it uses as much as digits as its factorization.

1223122023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645788712.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1223122023122 its reverse (2213202213221), we get a palindrome (3436324236343).

The spelling of 1223122023122 in words is "one trillion, two hundred twenty-three billion, one hundred twenty-two million, twenty-three thousand, one hundred twenty-two".